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Mathematics, 24.09.2021 14:00 LarryJoeseph
According to a Gallup poll, 60% of American adults prefer saving over spending. Let X= the number of American adults out of a random sample of 50 who prefer saving to spending. What is the mean (μ) and standard deviation (σ) of X?
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According to a Gallup poll, 60% of American adults prefer saving over spending. Let X= the number of...
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